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單項選擇題

In all cases，however，the capacity of segregated ballast tanks shall be（）such that，in any ballast condition at any part of the voyage，including the conditions consisting of lightweight plus segregated ballast only，the ship’s draughts and trim can meet the necessary requirements.

A.at least
B.at most
C.so big as
D.as large as

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單項選擇題

A vessel loads edible oil in a deep tank through a manhole at the midlength of the tank. In order to fill the tank to maximum capacity，what trim should the vessel have?（）.

A.Down by the bow
B.Down by the stern
C.Down by either the bow or stern
D.In level trim

單項選擇題

Movement of liquid in a tank when a vessel inclines causes an increase in（）.

A.righting arm
B.metacentric height
C.height of the uncorrected KG
D.natural rolling period

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